Home / 132,132.15-182,299.95-73,980.33

Finding the Fourth Proportional to 132,132.15, 182,299.95 and 73,980.33

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Solution

The fourth proportional to 132,132.15, 182,299.95 and 73,980.33 is: 102,069.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,132.15 : 182,299.95 = 73,980.33 : x
  2. Step 2: Convert to fraction form
    132,132.15/182,299.95 = 73,980.33/x
  3. Step 3: Cross multiply
    132,132.15x = 182,299.95 × 73,980.33
  4. Step 4: Simplify right side
    132,132.15x = 13,486,610,459.98
  5. Step 5: Solve for x
    x = 13,486,610,459.98/132,132.15
  6. Step 6: Final answer
    x = 102,069.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.